- it from
others in
Astrothelium are the UV+
pseudostroma; the
fused ascomata; and the
immersed pseudostroma that have a
white cover (contrasting with the...
-
family Trypetheliaceae. This
lichen features an extended,
reticulate pseudostroma that is
lower than its
slightly bullate thallus. The
species was formally...
-
medulla is K−. The
whitish parts of the
pseudostroma surface are UV+ (yellow) and K−,
while the
pseudostroma medulla is also K−. Thin-layer chromatography...
-
isohypocrellin and lichexanthone; the
latter substance causes the
thallus and
pseudostroma to
fluoresce yellow when lit with a long-wavelength UV light,
while the...
-
fused ostioles. Typically, 3–10
fused ascomata are
grouped within one
pseudostroma. The
pseudostromata are
about 1–5 mm in diameter,
erumpent to prominent...
-
lichen contains lichexanthone, a
substance that
causes the
surface of the
pseudostroma to glow
yellow when lit with a high-wavelength UV light. The species...
- the
thallus splits open and
forms a callus. Both the
thallus and the
pseudostroma contain lichexanthone, a
lichen product that
causes these structures...
-
induce the
formation of
galls in its host plant. Both the
thallus and the
pseudostroma contain lichexanthone, a
lichen product that
causes these structures...
-
thallus surface UV−,
thallus medulla K−;
pseudostroma surface UV+ (pink to orange),
medulla of
pseudostroma K+ (blood red).
Astrothelium aeneum is similar...
- pyriform, 0.6–0.9 mm in diameter,
solitary in
pseudostromatal warts. The
pseudostroma is low hemispherical,
almost completely covered by a
thallus layer, about...
